Methods for operating infrastructure and applications for cryptographically-supported services

US7184988B1 · kind B1 · utility

Assignee

• Certco, Inc. · US

Inventors

• Yair Frankel · Ridgewood, US
• Charles Thomas Montgomery · Severna Park, US
• Stuart Gerald Stubblebine · Lebanon, US
• Marcel Mordechay Yung · New York, US

Key dates

• Filing date: Jan 27, 2000
• Grant date: Feb 27, 2007
• Expiry date: Jan 27, 2020

Classification

• Technology area (CPC G): Physics
• CPC primary: G06Q30/018
• WIPO field: IT methods for management
• WIPO sector: Electrical engineering

Abstract

In an infrastructure in which some of a plurality of entities provide cryptographically supported services, a method of registering a subscriber entity of a plurality of entities at a principal entity of a plurality of entities, the method comprising the subscriber entity requesting service from the principal entity by sending a request message to a registrar entity of the plurality of entities; the registrar entity verifying the subscriber entity and forwarding the request for service to the principal entity; the principal entity storing the forwarded request and transmitting an acknowledgement message to the registrar entity, the acknowledgement stating acceptance and authentication/authorization information that the subscriber entity requires for the requested service; and the registrar entity verifying the authenticity of the received acknowledgement message, and, if correct, forwarding the acknowledgement message to the subscriber entity.